大型水轮发电机组金属蜗壳安装技术

Erection Technique of King Sized Metal Spiral Case

伴随着我国的水电事业的蓬勃发展,多个大型水电站相继建成投产或正在建设。结合二滩、三峡左岸电站等大型水电站水轮机金属蜗壳安装及焊接工艺等,阐述特大型金属蜗壳安装技术,并提出相关的建议,供大家探讨。

With the continuously development of the hydropower cause of China, a great number of large scale hydropower projects have been completed or under construction. In combination with the installation and welding procedures of turbine＇s spiral cases for huge hydropower stations, such as Ertan and Three Gorges hydropower stations, etc., this paper describes the erection technique of large sized metal spiral cases and presents some proposals for discussion.